3.2.3. Syn tan + cation after treatment Table 4 and Fig. 8 show that the use of this after treatment increased the lightness and reduced the colour strength, respectively, of the dye prior to wash testing.
3.2.3. Syn tan + cation after treatmentTable 4 and Fig. 8 show that the use of this after treatment increased the lightness and reduced the colour strength, respectively, of the dye prior to wash testing.